- EPC Saffron Walden
- EPC Saint Helier
- EPC Saintfield
- EPC Salcombe
- EPC Sale
- EPC Salford
- EPC Salisbury
- EPC Saltash
- EPC Saltburn-by-the-Sea
- EPC Saltcoats
- EPC Sandbach
- EPC Sandbank
- EPC Sandhurst
- EPC Sandown
- EPC Sandwich
- EPC Sandy
- EPC Sanquhar
- EPC Saundersfoot
- EPC Sawbridgeworth
- EPC Sawston
- EPC Sawtry
- EPC Saxmundham
- EPC Scarborough
- EPC Scunthorpe
- EPC Seaford
- EPC Seaham
- EPC Seahouses
- EPC Seascale
- EPC Seaton Cumbria
- EPC Seaton Devon
- EPC Seaview
- EPC Sedbergh
- EPC Selby
- EPC Selkirk
- EPC Selsey
- EPC Settle
- EPC Sevenoaks
- EPC Shaftesbury
- EPC Shaldon
- EPC Shanklin
- EPC Sheerness
- EPC Sheffield
- EPC Shefford
- EPC Shepperton
- EPC Shepshed
- EPC Shepton Mallet
- EPC Sherborne
- EPC Sherburn-in-Elmet
- EPC Sheringham
- EPC Shildon
- EPC Shipley
- EPC Shipston on Stour
- EPC Shoreditch London
- EPC Shoreham-by-Sea
- EPC Shotton
- EPC Shotts
- EPC Shrewsbury
- EPC Shropshire
- EPC Sible Hedingham
- EPC Sidcup London
- EPC Sidmouth
- EPC Sileby
- EPC Sittingbourne
- EPC Skegness
- EPC Skelmanthorpe
- EPC Skelmersdale
- EPC Skipton
- EPC Slaithwaite
- EPC Sleaford
- EPC Slough
- EPC Smethwick
- EPC Snettisham
- EPC Soham
- EPC Solihull
- EPC Somercotes
- EPC Somerset
- EPC South Benfleet
- EPC South Cave
- EPC South Elmsall
- EPC South Hayling
- EPC South Molton
- EPC South Queensferry
- EPC South Shields
- EPC South Uist
- EPC South Woodford London
- EPC South Woodham Ferrers
- EPC Southall London
- EPC Southam
- EPC Southampton
- EPC Southend-on-Sea
- EPC Southgate London
- EPC Southminster
- EPC Southport
- EPC Southsea
- EPC Southwater
- EPC Southwick
- EPC Sowerby Bridge
- EPC Spalding
- EPC Sparkford
- EPC Speen
- EPC Spennymoor
- EPC Spilsby
- EPC St. Agnes Cornwall
- EPC St. Albans
- EPC St. Andrews
- EPC St. Asaph
- EPC St. Austell
- EPC St. Columb Major
- EPC St. Davids
- EPC St. Helens
- EPC St. Ives Cambridgeshire
- EPC St. Ives Cornwall
- EPC St. Leonards on Sea
- EPC St. Mary's
- EPC St. Neots
- EPC Stafford
- EPC Staffordshire
- EPC Staines
- EPC Stalbridge
- EPC Stalybridge
- EPC Stamford
- EPC Stanford Le Hope
- EPC Stanley
- EPC Stanmore London
- EPC Stansted Mountfitchet
- EPC Stanton
- EPC Staplehurst
- EPC Staveley Derbyshire
- EPC Stenhousemuir
- EPC Stevenage
- EPC Stevenston
- EPC Stewarton
- EPC Steyning
- EPC Stirling
- EPC Stockport
- EPC Stockton-on-Tees
- EPC Stoke Bruerne
- EPC Stoke Newington London
- EPC Stoke-on-Trent
- EPC Stokesley
- EPC Stone
- EPC Stonehaven
- EPC Stonehouse
- EPC Stornoway
- EPC Storrington
- EPC Stotfold
- EPC Stourbridge
- EPC Stourport-on-Severn
- EPC Stowmarket
- EPC Strabane
- EPC Stranraer
- EPC Stratford London
- EPC Stratford-upon-Avon
- EPC Strathaven
- EPC Strathdon
- EPC Streatham London
- EPC Street
- EPC Stromness
- EPC Strood
- EPC Stroud
- EPC Studley
- EPC Sturminster Newton
- EPC Sudbury
- EPC Suffolk
- EPC Sunderland
- EPC Surbiton London
- EPC Surrey
- EPC Sutton London
- EPC Sutton Coldfield
- EPC Sutton on Sea
- EPC Sutton-in-Ashfield
- EPC Swadlincote
- EPC Swaffham
- EPC Swanage
- EPC Swanley
- EPC Swanscombe
- EPC Swansea
- EPC Swavesey
- EPC Swindon
- EPC Swinton South Yorkshire
- EPC Swinton Greater Manchester